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Steering control device

  • US 7,275,617 B2
  • Filed: 04/21/2004
  • Issued: 10/02/2007
  • Est. Priority Date: 05/16/2003
  • Status: Active Grant
First Claim
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1. A steering control apparatus comprising;

  • target steering reaction torque generation means for generating a target steering reaction torque as a target value of a steering reaction torque to be applied to a steering wheel, and for controlling steering reaction torque to coincide with the target steering reaction torque, wherein the target steering reaction torque generation means includes steering shaft reaction torque estimation means for estimating a steering shaft reaction torque, andreference road reaction torque estimation means for estimating a reference road reaction torque, the target steering reaction torque generation means using the steering shaft reaction torque estimated by the steering shaft reaction torque estimation means and the reference road reaction torque estimated by the reference road reaction torque estimation means to set the target steering reaction torque.

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